Fullstack Software Engineer, AI Agents
$150k - $250k11x AI
About the RoleWe're looking for a fullstack engineer with a passion for applied research and cross-functional collaboration. In this role, you’ll work closely with engineering leadership and our AI partners to prototype, build, and scale the next generation of autonomous digital workers.This is an immersive opportunity to deepen your expertise in large language model applications, system design, and human-AI interaction—while learning how fast-moving AI companies operate from the inside. You’ll gain hands-on exposure to the latest model capabilities, contribute to internal experimentation, and help translate cutting-edge ideas into real-world tools.What You'll DoDesign, build, and iterate on fullstack systems that power AI agents from concept to deployment.Research and evaluate new approaches to agent orchestration, prompting strategies, and model alignment.Collaborate with product, design, and engineering teams to improve UX and usability for non-technical users.Share learnings, document findings, and contribute to the evolution of internal best practices.Participate in peer reviews, brainstorming sessions, and technical deep dives with our global team.Ideal Candidates Have3+ years of experience in a product-oriented software engineering role.A strong foundation in Typescript, React, NextJS, and NodeJS.Experience working in fast-paced environments with a track record of rapid learning and iteration.Interest in research, technical writing, or contributing to knowledge-sharing within a team.Bonus: experience with large language models, prompt engineering, or AI infrastructure.Base salary range: $150,000 – $250,000*Final offer will be based on a variety of factors, including role level, relevant experience, skills, and job-related expertise.11x is an equal opportunity employer and does not discriminate on the basis of race, gender, sexual orientation, gender identity/expression, national origin, disability, age, genetic information, veteran status, marital status, pregnancy or related condition, or any other basis protected by law.
- ...human intelligence to power the AI economy. We're a leading AI... ...expertise directly back into agents. Mercor is creating a... ...storefront. As a Full Stack Software Engineer on the Agent Platform team,... ...FOR - 2+ years of fullstack engineering experience building...SuggestedFull timeWork at officeRelocation package
$300k
...About OpenArt OpenArt is an AI storytelling and visual creation... ...category — help define what "agent" means for creative work, the... ...team, massive surface area — engineers own real systems end to end, not... ...experience shipping production software. - Hands-on experience...SuggestedWorldwideVisa sponsorship$193.4k - $290k
...professional services operate. By combining frontier agentic AI, an enterprise-grade platform, and deep domain expertise, we... ...and we're just getting started. Role Overview As a Software Engineer, Agents, you'll build the systems that make our AI agents indispensable...Suggested$150k - $250k
About the RoleWe’re looking for a Staff Software Engineer with deep fullstack expertise and a passion for building ambitious AI-powered systems. In this role, you’ll operate... ...fullstack systems that support autonomous AI agents in production.Lead technical decision-...Suggested$180k - $250k
...Senior Software Engineer, Agents London, England, United Kingdom; New York, New York, United States; San Francisco, California, United States Who We Are Lightning AI is the company behind PyTorch Lightning. Founded in 2019, we build an end-to-end platform for...SuggestedWork at officeWork from homeFlexible hours2 days per week- ...Variance AI Agent Technical Lead At Variance, we're teaching machines to make the hardest... ...scoping the workflow with the customer, engineering the context and tools the agent needs,... ...-deployed or solutions engineering, or software engineering with direct customer exposure...Work at office
- ...About us Sierra is the leading platform for customer-facing AI agents, working with many of the world's biggest brands — including... ...projects These are some examples of projects that engineers on our team have worked on recently: ~ Design and build AI...Full timeFlexible hours
- ...Software Engineer, Agent Evaluation and Quality Engineering · Full-time · San Francisco; New York Our mission is to automate coding. The first... ...You'll Work On Designing and building best-in-class AI evaluation system: curated datasets, offline replay, scorers...Full timeWork at office
- ...the dark ages. At Blockit, we're building the AI that finally fixes this: an autonomous time agent that handles the full complexity of... ...of experience shipping and owning production software ~ Strong backend engineering skills, with the ability to work across the...
$210k - $240k
...key features. As Postman expands what it means to be a customer, from enterprise organizations to teams of engineers to individual developers working with AI agents, this team plays a central role in defining and evolving those experiences. We’re looking for a Senior...Work at officeFlexible hours3 days per week- Overview DX Fabric — The Context Engine for AI-Native EngineeringWhat we're... ...the context engine that powers AI agents and high-performing teams — a unified software catalog, scorecards, and self-... ...environment.Focus on backend-heavy fullstack development, building robust...Remote workWorldwide
- ...About the Team The Agent Enablement team works across engineering, product, design, and research to bring our technology... ...broadly distribute the benefits of AI, while ensuring that this powerful... .... Are familiar with enterprise software concepts such as identity,...Full timeTemporary work
$211k - $251k
...We want someone with full-stack software development experience and familiarity with AI development workflows. We value... ...conversational or long-horizon agents using proprietary or open-source... ...initiative, or forward-deployed engineering. It is a plus to have prior...Full timeFlexible hours- ...data and turn findings into fixes that make agent judgment repeatable. Build structured-... ...and reliability practices, mentor engineers, and influence technical strategy. Requirements... ...for real users. Must have applied AI experience with evaluations, error...Full timeFlexible hours
$211k - $251k
...passionate about building at the forefront of AI products. We need a high-agency, self-... ...and benchmarking systems to test AI agents across a wide range of real-world scenarios... ...AI agents. We will have you adapt software development practices for AI agents with...Full timeFlexible hours$152k - $240k
...management, bill pay, and travel software, Brex enables founders and... ...spend effortlessly. Brex’s AI-native automation and world-class... ...you need to grow your career.Engineering at BrexEngineering at Brex is... ...you’ll doWe're building AI agents to automate and augment...Work at officeRemote workWork from home- ...leading security-first enterprise AI company. We build cutting-edge... ...is a team of researchers, engineers, designers, and more, who are... ...Role OverviewReady to build AI agents that revolutionize enterprise... ...team is looking for a Senior Software Engineer to create autonomous...Full timeWork at officeLocal areaRemote workHome office
- ...better, more human customer experiences with AI. We are primarily an in-person company... ...craft a simulation platform to test AI agents against every real-world scenario imaginable... ...Lifecycle: How do we adapt traditional software development methodologies to accommodate...Full timeFlexible hours
$230k - $315k
...democratizing access to cutting-edge AI innovation to enable any... ....SuperApp is our flagship AI agent workspace. It unifies communication... ...—the underlying execution engine that manages agent states,... ...and mentor senior and mid-level software engineers across the organization...Work at officeFlexible hours$211k - $251k
...data privacy, is preferred. Experience building or deploying AI and LLM systems in production is an advantage. Experience as a founder or founding engineer is considered a plus. Familiarity with agent tooling, evaluation frameworks, RAG pipelines, and prompt...Full timeFlexible hours$180k - $390k
...About usSierra is the leading platform for customer-facing AI agents, working with many of the world's biggest brands — including The... ...support each other with any deliverables we have to meet. Every engineer on TTH is also a product-led thinker; every PM on TTH is...Full timeFlexible hours$211k - $251k
...Requirements: We look for 8+ years of hands-on software engineering experience, including performance at or... ...is a plus if we have built or deployed AI/LLM systems in production.... ...familiarity is a plus with tools used for AI agents, such as eval frameworks, agent tooling...Full timeFlexible hours$211k - $251k
...Preferred: experience building or deploying AI/LLM systems in production. Preferred: founder or founding engineer experience, with an understanding of balancing... ...Preferred: familiarity with evaluation frameworks, agent tooling, RAG pipelines, and prompt engineering....Full timeFlexible hours$211k - $251k
...a strong passion for shaping the next generation of AI products. We need solid software engineering fundamentals and experience delivering production-grade... ...to have experience building AI-powered systems or agent frameworks. It would also be beneficial to have experience...Full timeFlexible hours$211k - $251k
...loyalty Bonus: experience building or deploying AI/LLM systems in production Bonus: founder or founding engineer experience, with an understanding of craft, ownership, and speed Bonus: familiarity with AI agent tooling such as evaluation frameworks, agent tools...Full timeFlexible hours- ...dataset with deep expertise in AI and machine learning. Our... ...Partners, and Craft Ventures.The Agent Team @ PaveThis role will be working... ...and Pave's existing workflow engine. Think: autonomous agents that... ...decision.We build software that transforms how companies...Flexible hours3 days per week
$211k - $251k
...Its even better if youve built or deployed AI/LLM systems in production. Its even better if youve been a founder or founding engineer and understand the balance of craft,... ...familiar with tools that support modern AI agents, including evaluation frameworks, agent tooling...Full timeFlexible hours$194.37k - $265.39k
...are rebuilding biotech for the AI era.When a breakthrough is... ...capture structured data, and run AI agents and models directly in their... ...complex reports. As an engineer on the team, you’ll build these... ...QUALIFICATIONS3+ years of professional software engineering experience,...Work at officeLocal areaMonday to FridayShift work$180k - $390k
...About usSierra is the leading platform for customer-facing AI agents, working with many of the world's biggest brands — including The... ...AI/LLM systems in production.Have been a founder or founding engineer—you know what it means to balance craft, ownership, and speed....Full timeFlexible hours$150k - $300k
...cannot reach. The hardest problems in both AI and biology are being solved here, and... ...Y Combinator. You will build the agent infrastructure that turns model capabilities... ...You will establish and maintain software engineering practices across the team: testing, CI/CD...
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